org.flowerplatform.editor.model.java.JavaTypeNameRequestor.java Source code

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Here is the source code for org.flowerplatform.editor.model.java.JavaTypeNameRequestor.java

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/* license-start
 * 
 * Copyright (C) 2008 - 2013 Crispico, <http://www.crispico.com/>.
 * 
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation version 3.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details, at <http://www.gnu.org/licenses/>.
 * 
 * Contributors:
 *   Crispico - Initial API and implementation
 *
 * license-end
 */
package org.flowerplatform.editor.model.java;

import static org.flowerplatform.editor.model.java.JavaTypeIconsConstants.ANNOTATION_ICON;
import static org.flowerplatform.editor.model.java.JavaTypeIconsConstants.CLASS_ICON;
import static org.flowerplatform.editor.model.java.JavaTypeIconsConstants.ENUM_ICON;
import static org.flowerplatform.editor.model.java.JavaTypeIconsConstants.INTERFACE_ICON;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.core.search.TypeNameMatch;
import org.eclipse.jdt.core.search.TypeNameMatchRequestor;
import org.flowerplatform.editor.model.ContentAssistItem;
import org.flowerplatform.editor.model.IContentAssist;

/**
 * Collects the fully qualified names of the matched types into the {@link #matches} list.
 * 
 * @author Mariana Gheorghe
 */
public class JavaTypeNameRequestor extends TypeNameMatchRequestor {

    private IProgressMonitor progressMonitor = new NullProgressMonitor();

    private List<ContentAssistItem> matches = new ArrayList<ContentAssistItem>();

    public List<ContentAssistItem> getMatches() {
        return matches;
    }

    public IProgressMonitor getProgressMonitor() {
        return progressMonitor;
    }

    @Override
    public void acceptTypeNameMatch(TypeNameMatch match) {
        String fullyQualifiedName = match.getFullyQualifiedName();
        String simpleName = match.getSimpleTypeName();
        String pck = match.getPackageName();
        String containerType = match.getTypeContainerName();
        if (containerType.length() > 0) {
            pck = containerType;
        }
        String iconUrl = getIconUrl(match.getType());
        ContentAssistItem item = new ContentAssistItem(fullyQualifiedName, simpleName, pck, iconUrl);
        matches.add(item);

        if (matches.size() == IContentAssist.MAX_TYPES_COUNT) {
            progressMonitor.setCanceled(true);
        }
    }

    protected String getIconUrl(IType type) {
        try {
            if (type.isEnum()) {
                return ENUM_ICON;
            }
            if (type.isAnnotation()) {
                return ANNOTATION_ICON;
            }
            if (type.isClass()) {
                return CLASS_ICON;
            }
            if (type.isInterface()) {
                return INTERFACE_ICON;
            }
        } catch (JavaModelException e) {
            throw new RuntimeException(e);
        }
        return null;
    }

}